熔接fusion welding 压接pressure welding 焊接过程welding process 焊接技术welding technique 焊接工艺welding technology/procedure 焊接操作welding operation 焊接顺序welding sequence 焊接方向direction of welding 焊接位置welding position 熔敷顺序build-up sequence deposition sequence 焊缝倾角weld slope/inclination of weld axis 焊缝转角weld rotation/angle of rotation 平焊位置flat position of welding 横焊位置horizontal position of welding 立焊位置vertical position of welding 仰焊位置overhead position of welding 平焊downhand welding/flat position welding 横焊horizontal position welding 立焊vertical position welding 仰焊overhead position welding 全位置焊all position welding:熔焊时,焊件接逢所处空间位置包括平焊、横焊、仰焊等位置所进行的焊接
如水平固定管所进行的环缝焊接 向下立焊vertical down welding/downward welding in the vertical position 向上立焊vertical up welding/upward welding in the vertical position 倾斜焊inclined positio